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The denitrification process

September 2020

Denitrification is a natural process that reduces the amount of nitrate entering rivers and other freshwater bodies. In some groundwater systems, microorganisms turn nitrate into harmless nitrogen gas (known as ‘benign denitrification’), significantly reducing nitrate concentrations.

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Source: Revealing Groundwater's Denitrification Capacity. Research Findings Brief prepared by Our Land and Water
Assessment of excess N2 for quantifying actual denitrification in New Zealand groundwater systems, Journal of Hydrology 2019; 58(1):1-17.
Measurement of neon in groundwaters for quantification of denitrification in aquifers, GNS Science Report 2018/34.
Water quality issues facing dairy farming: potential natural and built attenuation of nitrate losses in sensitive agricultural catchments, Animal Production Science 2019

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